const SYSTEM_INFO = uni.getSystemInfoSync();

export const getStatusBarHeight = () => SYSTEM_INFO.statusBarHeight || 15

export const getTitleBarHeight = () => {

	if (uni.getMenuButtonBoundingClientRect) {

		const {
			top,
			height
		} = uni.getMenuButtonBoundingClientRect()

		return height + (top - getStatusBarHeight()) * 2

	} else {
		return 60
	}

}

export const getNavBarHeight = () => getStatusBarHeight() + getTitleBarHeight()

export const getLeftIcon = () => {

	// #ifdef MP-TOUTIAO
	let {leftIcon: {left,width}} = tt.getMenuButtonBoundingClientRect()
	return left + parseInt(width) + 5
	// #endif
	
	return 0

}